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Finding the Third Proportional to 6,319,470 and 13,615,155

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Solution

The third proportional to 6,319,470 and 13,615,155 is: 29,333,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319,470 : 13,615,155 = 13,615,155 : x
  2. Step 2: Convert to fraction form
    6,319,470/13,615,155 = 13,615,155/x
  3. Step 3: Cross multiply
    6,319,470x = 13,615,155 × 13,615,155
  4. Step 4: Simplify right side
    6,319,470x = 185,372,445,674,025
  5. Step 5: Solve for x
    x = 185,372,445,674,025/6,319,470
  6. Step 6: Final answer
    x = 29,333,543.11

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.